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| Company name | Primary business area | Primary coverage | |
|---|---|---|---|
| Adax Business Systems W.L.L. | CCTV | Qatar | |
| 123 Pte Ltd | Biometrics | Asia | |
| 247 Group | Biometrics | South Africa | |
| 4D Security Solutions, Inc. | Integrated security | United States of America (USA) | |
| 4Site Online Ltd. | Integrated security | Western Europe | |
| AAC Mechanical & Electrical | CCTV | United Kingdom (UK) | |
| Accent Alarms, Inc | CCTV | North America | |
| Access Fire And Security North West | Intruder alarm | United Kingdom (UK) | |
| Access Systems Integration, LLC | Integrated security | United States of America (USA) | |
| Access Technology Systems | Integrated security | United States of America (USA) | |
| ACUSTEK Ltd | Biometrics | United Kingdom (UK) | |
| Ad-Mark Nigeria Company | RFID | Nigeria | |
| Adax Business Systems | CCTV | Qatar | |
| Advantor System Corporation | Access control | United States of America (USA) | |
| Aegis Security Solutions & Technolgies Ltd. | Intrusion detection | United Kingdom (UK) | |
| AFRISEC, LLC | Integrated security | Global | |
| AIT Global Security (M) Sdn Bhd | CCTV | Malaysia | |
| Alcon Telecommunication Philippines | CCTV | Philippines | |
| Alfahad Group | CCTV | Middle East | |
| Alink Ltd (Security Installers) | Integrated security | United Kingdom (UK) | |
| ALLAS Sisteme de Securitate SRL | CCTV | Republic of Moldova | |
| AllGo Embedded Systems Pvt. Ltd. | Video motion detection | India | |
| Alrehab Services | Access control | Egypt | |
| Angel Security Systems | CCTV | India | |
| Ansador Ltd. | Access control | United Kingdom (UK) | |
| Ansari Security System | Integrated security | United Arab Emirates | |
| ANSCOM Limited | CCTV | Sri Lanka | |
| Antron Security | CCTV | United Kingdom (UK) | |
| ArcaVir Asia | Software | Malaysia | |
| Argus Global | Biometrics | Australia | |



